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Should I prefer pointers or references in member data?
... require
Whenever a reference is used it looks like value type (. operator etc), but behaves like a pointer (can dangle) - so e.g. Google Style Guide discourages it
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How well is Unicode supported in C++11?
...still valid, right? If I "just" want my users to be able to open and write files no matter their system settings I can ask them the file name, store it in a std::string and everything should work properly, even on Windows? Sorry to ask that (again)...
– Uflex
J...
Is there a faster/shorter way to initialize variables in a Rust struct?
...tural" defaults that some languages use such as I believe zero, false, "", etc., would suit me. I do understand that there are wider implications than my small "problem" to solve. Ability to state eg. "iVal : i64 = 0", would solve my wider needs, but I guess that's not going to happen. The "#[derivi...
Convert Month Number to Month Name Function in SQL
... Server as 1,2,3,4,...12. I would like to display them as January,February etc. Is there a function in SQL Server like MonthName(1) = January? I am trying to avoid a CASE statement, if possible.
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What is the difference between HTML tags and ?
...cument, while spans should be used to wrap small portions of text, images, etc.
For example:
<div>This a large main division, with <span>a small bit</span> of spanned text!</div>
Note that it is illegal to place a block-level element within an inline element, so:
<div...
Python unittest - opposite of assertRaises?
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@Shay, IMO you should always exclude the test files themselves from the coverage reports (as they almost always run 100% by definition, you would be artificially inflating the reports)
– Original BBQ Sauce
Oct 16 '19 at 10:55
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Creating a new dictionary in Python
...r, all the examples that I see are instantiating a dictionary from a list, etc . ..
7 Answers
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When should I choose Vector in Scala?
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We only need to transform sequences by operations like map, filter, fold etc:
basically it does not matter, we should program our algorithm generically and might even benefit from accepting parallel sequences. For sequential operations List is probably a bit faster. But you should benchmark it if ...
Matplotlib discrete colorbar
... should only be used to control the label formatting (e.g. decimal number, etc.). If the data is truly discrete, you may not notice any problems. If there is noise in the system (e.g. 2 -> 1.9), this inconsistent labeling will result in a misleading and incorrect colorbar.
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What is 'define' used for in JavaScript (aside from the obvious)?
... to define a "module":
A module is different from a traditional script file in that it
defines a well-scoped object that avoids polluting the global
namespace. It can explicitly list its dependencies and get a handle on
those dependencies without needing to refer to global objects, but
i...